NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
Standards
[Withdrawn]
DIN ISO 389
DIN ISO 389
Acoustics; standard reference zero for the calibration of pure tone air conduction audiometers; identical with ISO 389:1985 (status as of 1986)
Title (German)
Akustik; Standard-Bezugspegel für die Kalibrierung von Reinton-Luftleitungs-Audiometern; Identisch mit ISO 389:1985 (Stand 1986)